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Interface

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Interface forum

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Texas Instruments (TI) Interface support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search interface IC content or ask technical support questions on everything from ESD protection to interfacing with USB, Ethernet, and HDMI. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] DP83822I: 822/826 Odd Nibble Detection disable for EtherCAT application

    Hillman Lin
    Hillman Lin
    Part Number: DP83822I For 822/826 PHYs, Odd Nibbles Detection register need to be disable in order to prevent unexpected link loss in EtherCAT application. DP83826PHY: Odd Nibble Detection could be disable by strap 1 CLKOUT/LED1 pin in enhanced…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] Can Auto-negotiation link up with Force mode on 100mbps?

    Hillman Lin
    Hillman Lin
    • Answered
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DP83822IF: Fiber Link Status

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: DP83822IF Other Parts Discussed in Thread: DP83822HF , The DP83822IF and DP83822HF are the fiber capable variants of the DP83822. Bit 2 in Register 0x0001 indicates link status for both Copper and Fiber modes of operation. In copper mode…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] Extended Register Space Access for Ethernet PHYs

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Our Ethernet PHYs have a standard set of registers, 0x0-0x1F, that can be accessed in a straight forward fashion. Registers beyond 0x1F require a different approach to access. This FAQ is intended to provide a few examples on how to read/write these…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] SN65DSI86: SN65DSI86 Resolution Guide

    Allison Noe
    Allison Noe
    Part Number: SN65DSI86 What display resolution will the SN65DSI86 support?
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E: What is the default mode of RGMII when using DP83867, shift or align?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83867E When bootstrapped to be in RGMII mode, DP83867 will be in shift mode by default; not align mode. The modes will be corroborated via Reg 0x32[1:0].
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83869HM: How to generate 125MHz on CLKOUT pin for DP83869

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83869HM DP83869HM needs an additional register to be written to enable CLKOUT modification. By default, this signal is a buffered version of the XI signal. Reg 0xC6 must have 0x10 written in order for the value in Reg 0x170[12:8] to take…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] TI Ethernet PHY Capacitive Coupling (Transformerless Operation)

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Other Parts Discussed in Thread: DP83869 Summary: All of our Industrial Ethernet PHYs support Transformer-less Operation via Capacitive Coupling except for the DP83867. The DP83867 does not support Transformer-less Operation. List of Industrial…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E: Ethernet PHY SGMII Vdiff Upper and Lower Input Limits

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: DP83867E Other Parts Discussed in Thread: DP83869 The DP83867 and DP83869 both have the same Vdiff Upper and Lower Input Limits of: 100 mV and 800 mV
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] What capacitance should my ESD diode be?

    Ethan Sempsrott
    Ethan Sempsrott
    Other Parts Discussed in Thread: ESD2CANXL24-Q1 , ESD2CAN24-Q1 , ESD2CANFD24-Q1 , ESD122 What should be considered when selecting a diode with parasitic capacitance?
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
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    DS90UB941AS-Q1: configure ds90ub941 as single DSI input and two FPD-LINK outputs 0 Locked

    929 views
    13 replies
    Latest over 4 years ago
    by Weiguang Ding
  • Answered

    DS90UB928Q-Q1: Check the function of GPIO pins 0 Locked

    245 views
    1 reply
    Latest over 4 years ago
    by Michael.Walker
  • Not Answered

    TPS25750: two TPS25750s use in no battery circumstance 0 Locked

    305 views
    3 replies
    Latest over 4 years ago
    by Chuck Branch
  • Not Answered

    DS90UB954-Q1: REFCLK Sequencing? 0 Locked

    1073 views
    36 replies
    Latest over 4 years ago
    by Nicholas Darash
  • Not Answered

    DS90UB954-Q1EVM: Embedded metadata Height 0 Locked

    307 views
    3 replies
    Latest over 4 years ago
    by Nicholas Darash
  • Suggested Answer

    SN65LVDS86A: Reference design 0 Locked

    496 views
    1 reply
    Latest over 4 years ago
    by Ben Dattilo
  • Answered

    TPD6S300A: Proper ESD protection device for USB 3.1 Gen2, DisplayPort 1.4 0 Locked

    424 views
    4 replies
    Latest over 4 years ago
    by Ryotaro Fukui
  • Suggested Answer

    TPS25750: PD specification of TPS25750 0 Locked

    160 views
    3 replies
    Latest over 4 years ago
    by Chuck Branch
  • Answered

    DP83848I: does it support both straight cable and crossover cable? 0 Locked

    421 views
    7 replies
    Latest over 4 years ago
    by Joe Vanacore
  • Answered

    DP83848-EP: DP83848C vs DP83848-EP differences 0 Locked

    615 views
    3 replies
    Latest over 4 years ago
    by Joe Vanacore
  • Answered

    TUSB8020B: TUSB8020B use questions for help. 0 Locked

    370 views
    7 replies
    Latest over 4 years ago
    by JMMN
  • Suggested Answer

    TUSB2046B: TUSB2046B PWRON1 pin question 0 Locked

    511 views
    1 reply
    Latest over 4 years ago
    by JMMN
  • Not Answered

    TCA9548A: Can be control 32EA i2c of TCA9548A ? 0 Locked

    209 views
    1 reply
    Latest over 4 years ago
    by Chris Ayoub
  • Suggested Answer

    DS90UB941AS-Q1EVM: Can we change the resolution to 1280*640? 0 Locked

    269 views
    1 reply
    Latest over 4 years ago
    by Ben Dattilo
  • Suggested Answer

    DS90UB927Q-Q1: FPD Link tips for LCD display output which can be LVDS, RGB CMOS / TTL or HDMI (24 bit color depth) 0 Locked

    722 views
    5 replies
    Latest over 4 years ago
    by Ben Dattilo
  • Answered

    TUSB8044A: if we have the USB HUB can support 10G or higher data transmission rate meet the USB3.2 Gen2 request 0 Locked

    170 views
    1 reply
    Latest over 4 years ago
    by Malik Barton57
  • Not Answered

    DP83TC811EVM: Ping dropping packets 0 Locked

    370 views
    9 replies
    Latest over 4 years ago
    by Vikram Sharma
  • Suggested Answer

    LMH0318: Reading Regs on LMH0318 using I2C/SMBus 0 Locked

    535 views
    1 reply
    Latest over 4 years ago
    by Nasser Mohammadi
  • Suggested Answer

    SN65DSI83-Q1: What is the meaning of pin31 Vcore 0 Locked

    177 views
    1 reply
    Latest over 4 years ago
    by David (ASIC) Liu
  • Suggested Answer

    SN75DP159: Soldering reflow profile 0 Locked

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    3 replies
    Latest over 4 years ago
    by David (ASIC) Liu
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